Shunt Temperature Sensor
AS300
Typical Thermal Resistances
Package
θJA
θJC
Typical Derating
TO-92
160¡C/W
115¡C/W
175¡C/W
575¡C/W
80¡C/W
8¡C/W
6.3 mW/¡C
8.7 mW/¡C
5.7 mW/¡C
1.7 mW/¡C
SOT-223
8L SOIC
SOT-23/3L
45¡C/W
150¡C/W
Electrical Characteristics
Electrical Characteristics are guaranteed over the full junction temperature range (Ð40 to 125¡C). Ambient temperature must be
derated based upon power dissipation and package thermal characteristics.
Parameter
Symbol
VTEMP
Test Condition
Min.
2.970
3.690
Typ.
3.000
3.730
40
Max.
3.030
3.770
Unit
V
Output Voltage
IK = 2 mA, TJ = 27¡C (300 K)
IK = 2 mA, TJ = 100¡C (373 K)
IK = 2 mA, deviation from 10 mV/¡C
VTEMP
V
Temperature Coefficient Error
Minimum Operating Current
Output Impedance
µV/¡C
mA
½
IK(min)
ZKA
0.6
2
IK = 0.6 to 5.5 mA
0.3
Test Circuit
V
V
IN
TEMP
IK
Figure 1
ASTEC Semiconductor
3